When a pump tries to put out more water than it takes in, it experiences a condition called cavitation. The end result is that the internal turbulence caused by the cavitation tears up the pump and eventually renders the pump useless. The pump only works well when it takes in as much as it tries […]
Riots in the Islamic world are intended to defend the prophet’s honor. A blog post at www.thinkingchristian.net triggered some thoughts about how Christians should respond.